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Home >> Hyundai >> 2021 >> Elantra N Line, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Automatic Transaxle System Diagnosis - 2.0L (Except HEV)) >> Component (Location) And Function >> Component Function >> TCM >> TCM/Pcm

Component Function: TCM: TCM/Pcm

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  1. TCM/PCM 

    The TCM/PCM judges that the system is defective when it receives wrong checksum value through internal calculation.

    The PCM sums up numerous data processed by the TCM/PCM and monitor whether there are data processing errors.

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